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WO/2020/204513A1 |
Proposed is an improved substrate for a heat-resistant electronic device, which can replace a transparent glass substrate, and which has transparency, heat resistance, mechanical strength, and excellent optical properties and quality. Th...
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WO/2020/203193A1 |
An insulated electrical wire which comprises a conductor and an insulating coating film disposed in contact with the conductor, wherein the insulating coating film disposed in contact with the conductor includes a polyimide resin contain...
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WO/2020/203834A1 |
Provided is a bismaleimide compound (I) that has a cyclic imide bond and is obtained by the reaction of a diamine (A) derived from a dimer acid, a tetracarboxylic dianhydride (C) having an alicyclic structure, and maleic anhydride.
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WO/2020/204175A1 |
This invention pertains to a resin composition containing: a phosphate ester flame retardant (A) having an aromatic hydrocarbon group containing two or more aromatic ring structures; and a polyphenylene ether derivative (B) having an eth...
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WO/2020/203110A1 |
The purpose of the present invention is to provide: a highly reliable liquid crystal alignment film which is suppressed in the occurrence of an afterimage, and is capable of minimizing bright defect even if a physical friction such as ru...
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WO/2020/203264A1 |
Provided are: a polyimide resin capable of forming films excellent in terms of colorless transparency, optical isotropy, chemical resistance (e.g., acid resistance and alkali resistance), and toughness; and a polyimide varnish and a poly...
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WO/2020/200229A1 |
Provided are a polyimide thin film and preparation method and application thereof. The polyimide film is a low thermal expansion, colorless transparent thin film, obtained using a mixture of rigid aromatic diamine and fluorine-containing...
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WO/2020/196721A1 |
This poly(amic acid) composition is obtained by dissolving or dispersing, in a solvent, a poly(amic acid) containing repeating units represented by general formula (A) [in general formula (A), RA and RB are each independently a hydrogen ...
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WO/2020/195993A1 |
The present invention provides: a curable resin composition having at least one polymer precursor selected from the group comprising a polyimide precursor and a polybenzoxazole precursor, and a hydrogen bonding nitrogen atom, and includi...
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WO/2020/198247A1 |
The present invention provides a process of using an alloy nanoparticle catalyst to catalyze one pot chemical reactions for synthesizing functional polymers with controlled polymerization and properties. In particular, the present invent...
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WO/2020/195819A1 |
The present invention addresses the problem of providing: a method for manufacturing an optical film having excellent transparency and demonstrating excellent detachability during film formation; and an optical film. This method for manu...
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WO/2020/196805A1 |
The present invention discloses a polyimide-based binder for electricity storage devices, which has a repeated breaking energy retention ratio of 70% or more. By using this binder, the characteristics of an electricity storage device, wh...
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WO/2020/196764A1 |
This polyimide resin has a structure represented by general formula (1) and/or a structure represented by a general formula (2). Z in general formula (2) is hydrogen or a monovalent organic group, and X in general formulas (1) and (2) in...
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WO/2020/193293A1 |
The invention is directed to monomer(s) based on a 3,4-dihydro-2H-1,3-benzoxazine derivative. The invention also concerns a composition comprising a mixture of said monomer(s) and of a second benzoxazine derivative selected from the grou...
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WO/2020/195804A1 |
[Problem] To provide: a photosensitive resin composition which can be photocured without leaving any photocuring failure in the cured photosensitive resin composition (has excellent photocurability (in inner portions)) and which, when us...
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WO/2020/196103A1 |
A production method for a colorless transparent resin film. The method involves producing a resin film by solution casting in which an organic solvent solution of a resin is cast onto a support body and dried. The organic solvent contain...
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WO/2020/189358A1 |
The invention provides a curable resin composition containing at least one type of polymer precursor selected from the group consisting of a polyimide precursor and a polybenzoxazole precursor, wherein the polymer precursor has a heteroc...
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WO/2020/189557A1 |
Provided is a polyimide film which has a glass transition temperature (Tg) of 260°C or higher, and in which a signal, based on enthalpy relaxation, is observed, when measured by differential scanning calorimetry carried out under anneal...
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WO/2020/188183A1 |
The invention relates to a process for producing a polybenzoxazine monomer, the crosslinking thereof, and the use of the crosslinked product to form ablative thermal protection for a propelling nozzle or a body for atmospheric re-entry.
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WO/2020/187681A1 |
The invention relates to a composition comprising a sulfone-group containing resin obtainable by reaction of a polyamine containing at least one sulfone-group with a polyepoxide and optionally a hardener, as well as adhesives and coating...
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WO/2020/189712A1 |
This film forming material for lithography contains a resin that has the polybenzimidazole structure represented in formula (1). Y and Z are each a simple bond, a divalent linking group containing a chalcogen atom, a divalent linking gro...
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WO/2020/189759A1 |
This polyamic acid composition comprises: a polyamic acid containing a structural unit represented by general formula (1), and a structural unit represented by general formula (2); and inorganic fine particles having an average primary p...
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WO/2020/189555A1 |
A polyimide which comprises a unit derived from a tetracarboxylic dianhydride and a unit derived from a diamine compound and has a structure represented by general formula (1) and in which the chlorine content is 50 μg or less per gram ...
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WO/2020/190232A1 |
This invention is related to a piezoelectric material (1) having high electric generation capacity which has fiber feature, nano dimension, does not require metal support and polarization. The piezoelectric material (1) has a flexible st...
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WO/2020/189354A1 |
The purpose of the present invention is to provide: a resin material that has a novel structure and can be suitably used in a printed wiring board; and a resin composition that contains this resin material and has a cured product thereof...
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WO/2020/188921A1 |
[Problem] To provide a photosensitive resin composition including an ester-diamine-containing polybenzoxazole precursor that achieves high dissolution contrast and furthermore is resistant to cracking and warping. [Solution] This ester-d...
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WO/2020/187751A1 |
The invention relates to a process for producing polyimides by polycondensation of previously produced stoichiometric salts of polycarboxylic acids or their polyanhydrides and polyamines in water as the solvent by heating the salts under...
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WO/2020/189481A1 |
A curable resin composition that contains a polyimide precursor which has at least one branched structure that is selected from the group consisting of branched structures represented by formula (A-1) and branched structures represented ...
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WO/2020/187648A1 |
The present invention relates to an alkoxylated polyalkylene imine or an alkoxylated polyamine according to the general formula (I) (I), in which the variables E, R, B, y and z are defined below.The present invention further relates to a...
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WO/2020/189764A1 |
The purpose of the present invention is to provide: an adhesive composition which is able to be easily removed by the application of light even after having undergone a high-temperature process at a temperature of 300°C or higher with a...
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WO/2020/188182A1 |
The invention relates to a process for producing a polybenzoxazine monomer, the crosslinking thereof and the use of the crosslinked product to form an ablative thermal protection for a thruster nozzle or an atmospheric re-entry body.
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WO/2020/186126A1 |
The present invention relates to a dispersant derived from an alcohol terminated polymer and via an anhydride intermediate. The anhydride functionalized polyester is then reacted with a multi-amine species forming amide and salt bonds.
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WO/2020/184629A1 |
Provided is a liquid crystal display element that maintains a high voltage holding ratio while accumulating little charge and for which bright spots can be minimized even when friction physically occurs, such as rubbing by a spacer. Th...
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WO/2020/184628A1 |
Provided is a liquid crystal display element that maintains a high voltage holding ratio while accumulating little charge and for which bright spots can be minimized when friction physically occurs, such as rubbing by a spacer. In additi...
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WO/2020/184355A1 |
This polyimide resin composition contains: a polyimide resin (A) including a repeating constituent unit represented by formula (1) and a repeating constituent unit represented by formula (2), wherein the content ratio of the repeating co...
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WO/2020/184972A1 |
The present invention relates to: a polyimide copolymer which comprises a repeating unit having a specific structure and derived from a monomer synthesized from an epoxy compound; a method for producing the polyimide copolymer; and a pho...
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WO/2020/184373A1 |
Provided are: a coating solution for forming a functional polymer film, which makes it possible to produce a functional polymer film of which the various properties can be improved relatively freely; and a functional polymer film formati...
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WO/2020/182277A1 |
The present invention relates to expandable, polymerizable compositions comprising at least one benzoxazine and at least one cyclic carbonate, to polymerization products of these expandable, polymerizable compositions, to a process for p...
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WO/2020/184420A1 |
The purpose of the present invention is to provide a liquid crystal display element which lowers the drive voltage of the liquid crystal display element and achieves favorable optical properties. A transmission/scattering-type liquid c...
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WO/2020/181022A1 |
Embodiments in accordance with the present invention encompass polyamic acid or polyimide polymers containing a reactive unsaturated cyclic anhydride end group as well as photosensitive compositions made therefrom which are useful for fo...
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WO/2020/179671A1 |
This invention provides: a curable resin composition including a specific polymer precursor, a nonionic compound B, and at least one compound selected from the group consisting of a polymerizable compound and a photosensitive compound, w...
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WO/2020/181020A1 |
Embodiments in accordance with the present invention encompass polyamic acid or polyimide polymers containing a reactive maleimide end group as well as photosensitive compositions made therefrom which are useful for forming films that ca...
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WO/2020/181021A1 |
Embodiments in accordance with the present invention encompass photosensitive compositions containing a variety of soluble polyimide polymers and various additives including photoacid generator, photo radical generator and one or more ph...
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WO/2020/175671A1 |
A polymer which has a constituent component represented by formula (I); a method for producing this polymer; a diamine compound which is useful as a starting material for this polymer; a gas separation membrane which has a gas separation...
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WO/2020/175539A1 |
Provided is a liquid crystal alignment agent that contains polymers (A) and (B). Polymer A: At least one polymer selected from among polyimide precursors that are the reaction product of a tetracarboxylic acid derivative component and a ...
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WO/2020/176586A1 |
Co-polyimide membranes for separating components of sour natural gas including at least three distinct moieties polymerized together, the moieties including a 2,2'-bis(3,4-dicarboxyphenyl)hexafluoropropane dianhydride (6FDA) based moiety...
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WO/2020/175559A1 |
Provided is a liquid crystal aligning agent which exhibits good aligning properties and can obtain a liquid crystal alignment film having good adhesion to a sealing agent. This liquid crystal aligning agent is characterized by containing...
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WO/2020/175150A1 |
Provided is a resin composition containing: a resin including a repeating unit represented by chemical formula (1) or (2) as a main component; a solvent; and a pigment. In chemical formulas (1) and (2), X is a tetravalent tetracarboxylic...
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WO/2020/175560A1 |
The present invention provides a normal-type liquid crystal display element in which it is possible to suppress separation of the element, generation of air bubbles, and reductions in optical characteristics, even in a severe environment...
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WO/2020/175518A1 |
The present invention provides a transmission and scattering type liquid crystal display element that does not comprise a polymerizable compound in a liquid crystal composition and does not require an ultraviolet ray irradiation step, an...
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